What is the most efficient way to compare similar contents in two lists?

[Steven D'Aprano]

On Tue, 14 Jun 2011 01:39:50 +1000, Chris Angelico wrote:

> Python: "Batteries Included".
> 
> (Although Python 3 is "Most of the batteries you're used to, included".)

Oh gods, you're not going to bring up sort(cmp=...) again are you????


/me ducks and covers



-- 
Steven